Questions and answers from this day. Play today's quiz to build your streak.
Question 1 · Linear equations
Answer: 6. Subtract 10 from both sides: 4x = 24. Divide by 4: x = 6.
Question 2 · Discounts
Answer: ₹1,700. 15% of ₹2,000 = ₹300. ₹2,000 − ₹300 = ₹1,700.
Question 3 · Ratios
Answer: ₹105. 1 + 7 = 8 equal parts. One part = ₹120 ÷ 8 = ₹15. Sam gets 7 parts = ₹105.
Question 4 · Triangle area
Answer: 120 cm². Area = ½ × base × height = ½ × 16 × 15 = 120 cm².
Question 5 · Simple interest
Answer: ₹1,440. Simple interest = P × R × T ÷ 100 = 4000 × 12 × 3 ÷ 100 = ₹1,440.
A teacher can help you master the topics above. Contacting teachers on TeacherCircle is free.